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The Speed Window: The Critical Years That Shape Athletic Potential
Paperback
General ParentingGeneral Fitness
Publisher Price: $22.99
Publisher: Foundations First Athletics
Published: Aug 1 2026
Pages: 244
Weight: 0.77
Height: 0.51 Width: 6.13 Depth: 9.25
Language: English
The fastest kid on the field at twelve is rarely the fastest at eighteen. It is not bad luck. It is timing, and almost no one is watching the clock that matters.
There is a window for building athletes that most youth sports miss. A window to wire movement patterns. A window to adapt through growth. A window to build force. Each one closes. The next one opens on top of whatever was built, or wasn't.
It opens early, long before the trophies and the travel teams, and it closes whether you are paying attention or not. Inside it, the nervous system learns how to move. Miss it, and you spend the next decade trying to buy back what could have been built for free. The sequence is biological. It does not wait. The Speed Window maps all three.
The Speed Window is the playbook for the years between seven and eighteen, when your child's body quietly decides who it is going to become. It is written for parents, in plain language, with no hype and no jargon.
The Three Windows of athletic development:
- The Neural Window (ages 7 to 12): when the nervous system absorbs movement with an efficiency it will never have again.
- The Stabilization Window (ages 12 to 15): when puberty reorganizes the body and mechanics matter more than intensity.
- The Force Window (ages 15 to 18): when the foundation finally turns into real strength and speed.
Inside, you will learn:
- Why early specialization is a head start that does not last.
- The biology of injury during the growth spurt, and how to protect your athlete through it.
- How to evaluate any program, or training environment in three questions.
- A complete warm-up system and drill library, organized by developmental window.
- What starting early really means, and why it is about how a child learns to move, not how hard they train.
- How to train around your child's biological clock instead of the calendar.
Backed by long-term athletic development research and built on the author's own path, from a childhood written off by the experts to setting school records as a college athlete, The Speed Window puts the framework every parent wishes they had into your hands.
Every copy unlocks free access to the Foundations First Athletics companion platform: drill libraries, video demonstrations, and weekly training templates for all three windows.
Development is not an arms race. It is a sequence. The goal was never to win at twelve. It is to be thriving at eighteen.
Your athletes' window is open right now.
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